CN113547149A - Special quick boring machine for engine cylinder block - Google Patents
Special quick boring machine for engine cylinder block Download PDFInfo
- Publication number
- CN113547149A CN113547149A CN202110865853.1A CN202110865853A CN113547149A CN 113547149 A CN113547149 A CN 113547149A CN 202110865853 A CN202110865853 A CN 202110865853A CN 113547149 A CN113547149 A CN 113547149A
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- Prior art keywords
- boring
- rough
- fine
- workpiece
- power head
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- 230000005540 biological transmission Effects 0.000 claims abstract description 31
- 238000000034 method Methods 0.000 claims abstract description 17
- 230000008569 process Effects 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims description 11
- 239000002173 cutting fluid Substances 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000003754 machining Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
- B23B39/16—Drilling machines with a plurality of working-spindles; Drilling automatons
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
Abstract
The invention relates to a special rapid boring machine for an engine cylinder block, which comprises a base, a workbench, a linear rail numerical control feeding sliding table, a station switching assembly, a rough boring transmission box, a fine boring transmission box and an electrical cabinet. The rough boring assembly and the fine boring assembly are arranged in parallel, and the rough boring assembly comprises a linear rail numerical control feeding sliding table, a servo motor, a rough boring transmission case, a rough boring power head and a rough boring cutter. The rough boring power head and the fine boring power head are configured with rotating rods with different lengths and gear teeth numbers according to the number and the specification of the process holes in the workpiece; the rough boring cutter and the fine boring cutter are multiple and different in diameter, and the feed quantity and the feed speed of the rough boring cutter are higher than those of the fine boring cutter. The station switching assembly comprises a guide rail, a servo feeding motor, a ball screw and a nut seat. The fixture body is a vertical frame and comprises a profiling positioning cavity and a clamping assembly, the profiling positioning cavity is in contact with the edge of a workpiece, and the clamping assembly loosens and clamps the workpiece. The invention reduces the clamping times and improves the processing quality and efficiency.
Description
Technical Field
The invention relates to the field of machine tools, in particular to a special machine for rapidly boring an engine cylinder block.
Background
As shown in the attached figure 1 of the specification, an engine cylinder block is one of the most important parts in an automobile engine and an automobile, and the machining quality of the engine cylinder block directly affects the quality of the engine and further affects the quality of the whole automobile, so the manufacturing and machining of the engine cylinder block are always regarded by automobile manufacturers at home and abroad for a long time. The engine cylinder block is a basic part and a framework of the engine and is also a basic part during the general assembly of the engine. The cylinder body is used for supporting and ensuring the accurate position of the moving parts such as the piston, the connecting rod, the crankshaft and the like during working; ensuring the ventilation, cooling and lubrication of the engine; various auxiliary systems, components and engine installations are provided. A plurality of cooling water jackets, lubricating oil channels, crankshaft mounting holes and the like are cast in the cylinder body, and boring is needed due to high precision requirement. Boring is an internal diameter cutting process with a tool to enlarge a hole or other circular profile, and its application ranges generally from roughing to finishing.
Because the number of the engine cylinder body process holes is large, the hole specifications are different, the rough boring and the fine boring are processed in steps, and the tool needs to be frequently changed when the engine cylinder body process holes are processed by the existing processing center, so that the working efficiency is lower.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to solve the technical problems that the existing machining center needs to carry out rough boring and fine boring when the engine cylinder block process hole is machined, and the machining center has the defects of frequent tool changing and low machining efficiency due to the large number of holes and different specifications.
The invention provides the following technical scheme: a special machine for rapidly boring an engine cylinder block comprises a base, a workbench, a linear rail numerical control feeding sliding table, a station switching assembly, a rough boring transmission case, a fine boring transmission case and an electrical cabinet,
a workbench is arranged on the upper part of the base, a rough boring component, a fine boring component and a station switching component are arranged on the workbench,
the rough boring assembly and the fine boring assembly are arranged in parallel, and the rough boring assembly comprises a linear rail numerical control feeding sliding table, a servo motor, a rough boring transmission case, a rough boring power head and a rough boring cutter; the fine boring assembly comprises a linear rail numerical control feeding sliding table, a servo motor, a fine boring transmission case, a fine boring power head and a fine boring cutter, the numerical control feeding sliding table drives the rough boring transmission case and the fine boring transmission case to move back and forth according to the feeding speed, the rough boring transmission case and the fine boring transmission case respectively transmit power to the rough boring power head and the fine boring power head at different speed ratios, and the rough boring power head and the fine boring power head are configured with rotating rods and gear teeth numbers with different lengths according to the number and the specification of the process holes in the workpiece; the rough boring cutter and the fine boring cutter have a plurality of cutters with different diameters, the feed rate and the feed speed of the rough boring cutter are higher than those of the fine boring cutter,
the station switching assembly comprises a guide rail, a servo feeding motor, a ball screw and a nut seat, the motor drives the ball screw to rotate, the nut seat is connected with the supporting seat, and the motor drives the supporting seat to move from a rough boring station to a fine boring station; the supporting seat is provided with a clamp body which is a vertical frame and comprises a profiling positioning cavity and a clamping assembly, the profiling positioning cavity is contacted with the edge of a workpiece, the clamping assembly loosens and clamps the workpiece,
the electrical cabinet is independently arranged with the workbench and controls the servo motor and the station switching assembly to move.
Furthermore, the clamping assembly of the clamp body comprises four pneumatic rotary cylinders for compressing and releasing the edge of the workpiece.
Furthermore, the rough boring power head and the fine boring power head comprise a plurality of double-row centripetal short cylindrical roller bearings and shaft sleeves.
Furthermore, a cutting fluid circulating mechanism, a chip removal mechanism and a protective cover capable of being opened are installed on the workbench.
Further, horizontal and vertical position adjusting mechanisms are installed on the fixture body and comprise screws, and the horizontal and vertical positions of the workpiece are finely adjusted by screwing the screws.
Furthermore, the fine boring station is provided with an infrared measuring instrument for detecting the position of the workpiece and alarming when the position of the workpiece does not reach a preset position, so that the fine boring station is convenient to adjust.
Compared with the prior art, the invention provides the special machine for rapidly boring the engine cylinder block, which has the following beneficial effects:
according to the special machine for rapidly boring the engine cylinder body, the rough boring multi-shaft power head and the fine boring multi-shaft power head are adopted to drive boring cutters with different specifications, a plurality of holes can be machined in one step for the process hole of the engine cylinder body, the rough boring station and the fine boring station are switched through the sliding table, the clamping frequency is reduced, and the machining quality and efficiency are improved.
Drawings
FIG. 1 is an enlarged schematic front view of an engine block workpiece according to the background of the invention;
FIG. 2 is a schematic front view of the special rapid engine cylinder block boring machine of the present invention;
FIG. 3 is a left side schematic view of the special rapid engine cylinder block boring machine of the present invention;
FIG. 4 is a schematic top view of the special rapid boring machine for the engine cylinder block, which is disclosed by the invention;
FIG. 5 is a schematic view of different specifications of rough boring and boring cutters arranged at different depths.
In the figure: 1. a base; 2. a work table; 3. a linear rail numerical control feeding sliding table; 4. a servo motor; 5. roughly boring the power head; 6. a workpiece; 7. a station switching component; 8. roughly boring a boring cutter; 9. a clamp body; 10. a supporting seat; 11. roughly boring the transmission case; 12. finely boring the transmission case; 13. finely boring the power head; 14. finely boring a boring cutter; 15. an electrical cabinet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 2 and 4, the broken lines indicate the switchable fine boring stations. A special machine for rapidly boring an engine cylinder block comprises a base 1, a workbench 2, a linear rail numerical control feeding sliding table 3, a station switching assembly 7, a rough boring transmission case 11, a fine boring transmission case 12 and an electrical cabinet 15.
A workbench 2 is installed on the upper portion of the base 1, and a rough boring assembly, a fine boring assembly and a station switching assembly 7 are installed on the workbench 2.
The rough boring assembly and the fine boring assembly are arranged in parallel, and the rough boring assembly comprises a linear rail numerical control feeding sliding table 3, a servo motor 4, a rough boring transmission case 11, a rough boring power head 5 and a rough boring cutter 8; the fine boring assembly comprises a linear rail numerical control feeding sliding table 3, a servo motor 4, a fine boring transmission case 12, a fine boring power head 13 and a fine boring cutter 14, the numerical control feeding sliding table drives the rough boring transmission case 11 and the fine boring transmission case 12 to move back and forth according to the feeding speed, the rough boring transmission case 11 and the fine boring transmission case 12 respectively transmit power to the rough boring power head 5 and the fine boring power head 13 at different speed ratios, and the rough boring power head 5 and the fine boring power head 13 are configured with rotating rods and gear teeth numbers with different lengths according to the number and specification of the process holes in the workpiece 6; the number of the rough boring cutters 8 and the fine boring cutters 14 is different, and the cutting depth and the feeding speed of the rough boring cutters 8 are higher than those of the fine boring cutters 14.
Referring to fig. 3 and 5, the broken lines indicate the switchable fine boring stations. The station switching assembly 7 comprises a guide rail, a servo feeding motor, a ball screw and a nut seat, the motor drives the ball screw to rotate, the nut seat is connected with the supporting seat 10, and the motor drives the supporting seat 10 to move from a rough boring station to a fine boring station; the fixture is characterized in that a fixture body 9 is installed on the supporting seat 10, the fixture body 9 is a vertical frame and comprises a profiling positioning cavity and a clamping assembly, the profiling positioning cavity is in edge contact with the workpiece 6, and the clamping assembly releases and clamps the workpiece 6.
The electrical cabinet 15 is independently arranged with the workbench 2 and controls the servo motor 4 and the station switching component 7 to move.
In one example, the clamping assembly of the clamp body 9 includes four pneumatic rotary cylinders for compressing and releasing the edge of the workpiece 6.
In one example, the rough boring power head 5 and the fine boring power head 13 comprise a plurality of double-row centripetal short cylindrical roller bearings and shaft sleeves.
In one example, the working table 2 is provided with a cutting fluid circulating mechanism, a chip removal mechanism and an openable protective cover.
In one example, the fixture body 9 is provided with a horizontal and vertical position adjustment mechanism, which includes a screw rod, and the horizontal and vertical positions of the workpiece 6 are finely adjusted by screwing the screw rod.
In one example, the fine boring station is provided with an infrared measuring instrument for detecting the position of the workpiece 6 and alarming when the position of the workpiece does not reach a preset position, so that the fine boring station is convenient to adjust.
The working principle of the invention is as follows:
according to the special machine for rapidly boring the engine cylinder block, the rough boring cutter 8 and the fine boring cutter 14 are configured according to the process holes of the engine cylinder block workpiece 6, the distances between different boring cutters and the end face of the workpiece 6 are adjusted through different working faces, when the online rail numerical control feeding sliding table 3 feeds, the rough boring transmission case 11 and the fine boring transmission case 12 distribute different rotating speeds for the boring cutters, and the boring cutters can synchronously machine the process holes in place.
FIG. 5 shows a schematic view of rough boring with a diameter of 44.6, 71.6, 65.6, 20.6, 34.6 and 7.6 from left to right, wherein the distance between the main spindle surface and the end surface of the workpiece 6 is different according to the machining depth. The rough boring cutter 8 is selected from an anti-impact series, and the fine boring cutter 14 is selected from a sharp series. After the boring is finished, the station switching assembly 7 comprises a guide rail, a servo feeding motor, a ball screw and a nut seat, so that the fixture body 9 can accurately reach a fine boring station from a rough boring station. The invention can realize the rough boring and the fine boring of a plurality of process holes with different specifications of the engine cylinder body without changing a tool, and has higher working efficiency.
In summary, the following steps: the invention completes the processing of a plurality of holes by one-time processing, switches the rough boring station and the fine boring station through the sliding table, reduces the clamping times and improves the processing quality and efficiency.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a quick boring special plane of engine cylinder block which characterized in that: comprises a base (1), a workbench (2), a linear rail numerical control feeding sliding table (3), a station switching component (7), a rough boring transmission case (11), a fine boring transmission case (12) and an electric cabinet (15),
a workbench (2) is arranged on the upper part of the base (1), a rough boring component, a fine boring component and a station switching component (7) are arranged on the workbench (2),
the rough boring assembly and the fine boring assembly are arranged in parallel, and the rough boring assembly comprises a linear rail numerical control feeding sliding table (3), a servo motor (4), a rough boring transmission case (11), a rough boring power head (5) and a rough boring cutter (8); the fine boring assembly comprises a linear rail numerical control feeding sliding table (3), a servo motor (4), a fine boring transmission case (12), a fine boring power head (13) and a fine boring cutter (14), the numerical control feeding sliding table drives the coarse boring transmission case (11) and the fine boring transmission case (12) to move back and forth according to the feeding speed, the coarse boring transmission case (11) and the fine boring transmission case (12) respectively transmit power to the coarse boring power head (5) and the fine boring power head (13) at different speed ratios, and the coarse boring power head (5) and the fine boring power head (13) are configured with rotating rods and gear teeth numbers with different lengths according to the number and specification of process holes in a workpiece (6); the number of the rough boring cutter (8) and the fine boring cutter (14) is different, the cutting depth and the feeding speed of the rough boring cutter (8) are higher than those of the fine boring cutter (14),
the station switching assembly (7) comprises a guide rail, a servo feeding motor, a ball screw and a nut seat, the motor drives the ball screw to rotate, the nut seat is connected with the supporting seat (10), and the motor drives the supporting seat (10) to move from a rough boring station to a fine boring station; the supporting seat (10) is provided with a clamp body (9), the clamp body (9) is a vertical frame and comprises a profiling positioning cavity and a clamping assembly, the profiling positioning cavity is contacted with the edge of the workpiece (6), the clamping assembly loosens and clamps the workpiece (6),
the electric cabinet (15) is independently arranged with the workbench (2) and controls the servo motor (4) and the station switching component (7) to move.
2. The special machine for rapidly boring the engine cylinder block as claimed in claim 1, wherein: the clamping assembly of the clamp body (9) comprises four pneumatic rotary cylinders, and the edges of the workpiece (6) are compressed and loosened.
3. The special machine for rapidly boring the engine cylinder block as claimed in claim 1, wherein: the rough boring power head (5) and the fine boring power head (13) comprise a plurality of double-row centripetal short cylindrical roller bearings and shaft sleeves.
4. The special machine for rapidly boring the engine cylinder block as claimed in claim 1, wherein: the worktable (2) is provided with a cutting fluid circulating mechanism, a chip removal mechanism and a protective cover which can be opened.
5. The special machine for rapidly boring the engine cylinder block as claimed in claim 1, wherein: the fixture body (9) is provided with a horizontal position adjusting mechanism and a vertical position adjusting mechanism, the position adjusting mechanism comprises a screw rod, and the horizontal position and the vertical position of the workpiece (6) are finely adjusted by screwing the screw rod.
6. The special machine for rapidly boring the engine cylinder block as claimed in claim 1, wherein: the fine boring station is provided with an infrared measuring instrument which is used for detecting the position of the workpiece (6) and alarming when the position of the workpiece does not reach a preset position, so that the fine boring station is convenient to adjust.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110865853.1A CN113547149A (en) | 2021-07-29 | 2021-07-29 | Special quick boring machine for engine cylinder block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110865853.1A CN113547149A (en) | 2021-07-29 | 2021-07-29 | Special quick boring machine for engine cylinder block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113547149A true CN113547149A (en) | 2021-10-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110865853.1A Pending CN113547149A (en) | 2021-07-29 | 2021-07-29 | Special quick boring machine for engine cylinder block |
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| Country | Link |
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| CN (1) | CN113547149A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117139682A (en) * | 2023-10-27 | 2023-12-01 | 万向钱潮股份公司 | Boring equipment and boring method |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4493595A (en) * | 1978-09-25 | 1985-01-15 | Colt Industries Operating Corp | Compact multiple spindle boring head with quick change tool supports |
| CN104139193A (en) * | 2014-07-23 | 2014-11-12 | 河南森茂机械有限公司 | Rough and fine boring combined machine tool |
| CN105328230A (en) * | 2015-11-04 | 2016-02-17 | 衢州学院 | Steam cylinder boring machine with double boring cutter bits and method of steam cylinder boring machine |
| CN206263641U (en) * | 2016-12-06 | 2017-06-20 | 重庆市帝润锻造有限责任公司 | A kind of sawing machine positioner |
| CN208116814U (en) * | 2018-04-19 | 2018-11-20 | 绵阳市鑫宇铸造有限公司 | Simultaneously multiple axis holes can be carried out with the boring device of boring operation |
| CN209424586U (en) * | 2019-01-17 | 2019-09-24 | 郑州市长城机器制造有限公司 | A kind of efficient stepped hole machining tool |
| CN110539171A (en) * | 2019-08-21 | 2019-12-06 | 福建省龙岩液压集团有限公司 | Special milling and boring integrated machine |
| CN212885140U (en) * | 2020-06-30 | 2021-04-06 | 国机重工集团常林有限公司 | Numerical control double-sided three-axis boring special machine |
-
2021
- 2021-07-29 CN CN202110865853.1A patent/CN113547149A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4493595A (en) * | 1978-09-25 | 1985-01-15 | Colt Industries Operating Corp | Compact multiple spindle boring head with quick change tool supports |
| CN104139193A (en) * | 2014-07-23 | 2014-11-12 | 河南森茂机械有限公司 | Rough and fine boring combined machine tool |
| CN105328230A (en) * | 2015-11-04 | 2016-02-17 | 衢州学院 | Steam cylinder boring machine with double boring cutter bits and method of steam cylinder boring machine |
| CN206263641U (en) * | 2016-12-06 | 2017-06-20 | 重庆市帝润锻造有限责任公司 | A kind of sawing machine positioner |
| CN208116814U (en) * | 2018-04-19 | 2018-11-20 | 绵阳市鑫宇铸造有限公司 | Simultaneously multiple axis holes can be carried out with the boring device of boring operation |
| CN209424586U (en) * | 2019-01-17 | 2019-09-24 | 郑州市长城机器制造有限公司 | A kind of efficient stepped hole machining tool |
| CN110539171A (en) * | 2019-08-21 | 2019-12-06 | 福建省龙岩液压集团有限公司 | Special milling and boring integrated machine |
| CN212885140U (en) * | 2020-06-30 | 2021-04-06 | 国机重工集团常林有限公司 | Numerical control double-sided three-axis boring special machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117139682A (en) * | 2023-10-27 | 2023-12-01 | 万向钱潮股份公司 | Boring equipment and boring method |
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